The United States has said it would increase security at overseas airports with nonstop flights to the country amid terror fears.<br /><br />The new measures would be required at airports in Europe, Africa and the Middle East.<br /><br />The US Department of Homeland Security did not specify what has triggered the extra security precautions.<br /><br />Washington has legal authority to enforce new security requirements on foreign governments because the flights go directly to the United States.<br /><br />The new measures would involve additional inspections of passengers’ shoes and property.<br /><br />US officials have said there are concerns that al Qaeda terrorists in Syria and Yemen were developing bombs that could be smuggled onto planes.
